<?php
 header("content-type:text/html;charset=utf-8");
  $mysql_conf = array(
    'host'    => 'localhost', 
    'db'      => 'boke', 
    'db_user' => 'root', 
    'db_pwd'  => 'root', 
    );
       try{
            $pdo = new PDO("mysql:host=".$mysql_conf['host'].";dbname=".$mysql_conf['db'],$mysql_conf['db_user'],$mysql_conf['db_pwd']);          
         }
      catch(PDOException $e){
          echo "数据库连接失败:".$e->getMessage();
          exit;
        }